Gas Detector Alarm Interface Board from Canada
PCA interfacing toxic gas sensors with building alarm systems for audible/visual warnings. Classified under 8531.90.3000 as printed circuit parts of fire/burglar alarm apparatus. Relay outputs for horn/strobe activation.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• NFPA 72 fire alarm system compatibility documentation required
• Specify gas types detected and relay contact ratings
• Complete gas detectors classify under 9027.10 gas analysis apparatus